LPC47M172_07 SMSC [SMSC Corporation], LPC47M172_07 Datasheet - Page 166

• Manufacturer Part Number: LPC47M172_07
• Description: Advanced I/O Controller with Motherboard GLUE Logic
• Manufacturer: SMSC [SMSC Corporation]

Advanced I/O Controller with Motherboard GLUE Logic
Datasheet
SMSC/Non-SMSC Register Sets (Rev. 01-11-07)
LED
Default = 0x03 on
VTR POR
Keyboard Scan
Code
Default = 0x00
Tach1 LSB
Default = 0x00 on
VTR POR
Tach1 MSB
Default = 0x00 on
VTR POR
Tach2 LSB
Default = 0x00 on
VTR POR
Tach2 MSB
Default = 0x00 on
VTR POR
nIO_PME Register
Default = 0x80 on
VTR POR
on VTR POR
NAME
REG OFFSET
(Type)
(R/W)
(R/W)
(R/W)
0x10
0x11
0x12
0x13
0x14
0x15
0x16
(R)
(R)
(R)
(R)
LED Register
Bit[0] GRN_YLW
0 = Select YLW_LED if nSLP_S5 if high
1 = Select GRN_LED if nSLP_S5 is high
Bit[1] SDY_BLK
0 = Blink at 0.67 Hz with 39.6% duty cycle (0.59375 sec high, 0.90625 low)
if nSLP_S5 is high
1 = Steady if nSLP_S5 is high
Bit[7:2] Reserved
Keyboard Scan Code
Bit[0] LSB of Scan Code
Bit[7] MSB of Scan Code
This register is least significant 8-bit of the 16-bit Fan Tachometer 1
reading.
Bit[0] FAN_TACH1 Reading Bit 0
…
Bit[7] FAN_TACH1 Reading Bit 7
This register is most significant 8-bit of the 16-bit Fan Tachometer 1
reading.
Bit[0] FAN_TACH1 Reading Bit 8
…
Bit[7] FAN_TACH1 Reading Bit 15
This register is least significant 8-bit of the 16-bit Fan Tachometer 2
reading.
Bit[0] FAN_TACH2 Reading Bit 0
…
Bit[7] FAN_TACH2 Reading Bit 7
This register is most significant 8-bit of the 16-bit Fan Tachometer 2
reading.
Bit[0] FAN_TACH2 Reading Bit 8
…
Bit[7] FAN_TACH2 Reading Bit 15
Bit[0] Reserved
Bit[1] Polarity : =1 Invert, =0 No Invert
Bits[6:2] Reserved
Bit[7] Output Type Select
1=Open Drain (default)
0=Push Pull
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DATASHEET
Page 166
DESCRIPTION
SMSC LPC47M172